Operates largest InfiniBand and RoCE fabrics
Company: CoreWeave
The claim, verbatim
CoreWeave operates some of the largest NVIDIA Quantum InfiniBand and RDMA over Converged Ethernet (RoCE) fabrics running today
Source (primary)
5 Lessons from Building a Multi-plane Network Fabric for Agentic AI - CoreWeave (-, news_article)
View cached copy (2026-09-01)Live source ↗
Quote: “CoreWeave operates some of the largest NVIDIA Quantum InfiniBand and RDMA over Converged Ethernet (RoCE) fabrics running today”
How we checked this
Checked on September 15, 2026. The cited source supports every part of this claim.
The post states this directly as CoreWeave's own description of its fabrics.
Confirmed in the source:
- CoreWeave operates some of the largest NVIDIA Quantum InfiniBand and RoCE fabrics running today
What we did: Read our cached copy of the publisher (https://coreweave.com/blog/5-lessons-from-building-a-multi-plane-network-fabric-for-agentic-ai) in full (19,954 characters, retrieved September 1, 2026) and checked each assertion in the claim against it.
Additional evidence
confirms 5 Lessons from Building a Multi-plane Network Fabric for Agentic AI - CoreWeave
Quote: “CoreWeave operates some of the largest NVIDIA Quantum InfiniBand and RDMA over Converged Ethernet (RoCE) fabrics running today”